245514180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{2963}}^1$

素因数の和:4356

約数の個数: 48

約数和(自身を含む): 688169664

約数和(自身を除く): 442655484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1381, 2762, 2963, 4143, 5524, 5926, 6905, 8286, 8889, 11852, 13810, 14815, 16572, 17778, 20715, 27620, 29630, 35556, 41430, 44445, 59260, 82860, 88890, 177780, 4091903, 8183806, 12275709, 16367612, 20459515, 24551418, 40919030, 49102836, 61378545, 81838060, 122757090, 245514180]

約数ペア:

[(1, 245514180), (2, 122757090), (3, 81838060), (4, 61378545), (5, 49102836), (6, 40919030), (10, 24551418), (12, 20459515), (15, 16367612), (20, 12275709), (30, 8183806), (60, 4091903), (1381, 177780), (2762, 88890), (2963, 82860), (4143, 59260), (5524, 44445), (5926, 41430), (6905, 35556), (8286, 29630), (8889, 27620), (11852, 20715), (13810, 17778), (14815, 16572)]